Core Viewpoint - The increasing frequency of thunderstorm asthma cases in northern China is linked to climate change and rising allergen concentrations, leading to a surge in asthma attacks during and after thunderstorms [1][3][4] Group 1: Thunderstorm Asthma Overview - Thunderstorm asthma is characterized by acute asthma attacks or exacerbations occurring during or shortly after thunderstorms [1] - Recent years have seen recorded cases of thunderstorm asthma in various regions of China, including Yulin in 2018, Ningxia in 2022, and Hohhot in 2023 [1] Group 2: Asthma Prevalence and Diagnosis - Approximately 45.7 million individuals aged 20 and above in China suffer from asthma, with a prevalence rate of 4.2%, which has been on the rise since 2010 [3] - The pediatric asthma population is significant, with over 15 million children under 18 exhibiting typical wheezing symptoms, indicating a larger undiagnosed group when including other respiratory symptoms [4] - The diagnosis and control rates for asthma in China are both below 30%, highlighting a gap in effective management [4] Group 3: Challenges in Asthma Management - Many asthma patients lack adequate knowledge about their condition, and there is a common issue of undiagnosed small airway disease among patients [5] - The small airways, which are crucial for gas exchange, are often overlooked in clinical practice, leading to challenges in asthma management [5][8] Group 4: Prevention and Screening - Thunderstorm asthma poses a challenge to healthcare resources, potentially endangering patient lives, thus emphasizing the need for preventive measures [6] - Asthma screening can be conducted through lung function tests or questionnaires, which can help identify early-stage asthma patients [7] - Patients often overlook symptoms such as prolonged coughing or shortness of breath, which may be related to asthma, necessitating increased awareness and proactive medical consultation [7] Group 5: Treatment Innovations - New asthma medications are being introduced to improve treatment convenience and adherence, such as the recently launched budesonide/formoterol inhalation powder by Kasey Group [9] - Effective delivery of inhaled medications to small airways is critical for asthma management, with advancements in drug formulation and inhalation techniques being essential for improving treatment outcomes [9]

Core Viewpoint - The article emphasizes the importance of timely medical intervention and proper medication for individuals suffering from pollen allergies, especially during the peak pollen season in autumn [1][5]. Group 1: Pollen Allergy Awareness - Various plants are in full bloom during autumn, leading to a peak in pollen levels in Beijing [1] - Pollen allergies can develop into more severe conditions such as sinusitis, nasal polyps, bronchitis, and asthma if not treated promptly [5] Group 2: Pollen Concentration and Prevention - The highest pollen concentration occurs between 2 PM and 8 PM due to favorable weather conditions for pollen dispersion [3] - Individuals with pollen allergies are advised to monitor pollen forecasts and limit outdoor activities during peak times [3] - Recommended preventive measures include using wet cleaning methods indoors, wearing masks and protective clothing, and avoiding areas with dense vegetation [3][5] Group 3: Treatment Options - Effective treatments for pollen allergies include nasal corticosteroids and oral antihistamines, but adherence to medical advice is crucial to avoid worsening symptoms [5] - For patients with severe symptoms or those unable to avoid pollen exposure, monoclonal antibody injections can provide relief lasting 14 to 28 days [5] Group 4: Weather Impact on Allergies - Thunderstorm conditions can exacerbate asthma symptoms due to the release of allergenic particles from pollen when wet [6] - During thunderstorms, individuals are advised to close windows to prevent allergens from entering their homes and to use bronchodilator inhalers if symptoms arise [8]

Core Viewpoint - The recent surge in emergency room visits in Hebei and Shanxi due to thunderstorm asthma highlights the increasing prevalence of this condition, which is triggered by specific weather conditions and allergens [1][4]. Group 1: Thunderstorm Asthma Overview - Thunderstorm asthma is an acute asthma attack triggered by thunderstorms, particularly affecting individuals with allergic rhinitis or asthma during high pollen seasons [2][3]. - The phenomenon involves the combination of thunderstorms and high concentrations of pollen or mold spores, which can lead to severe respiratory reactions [2][3]. Group 2: Characteristics of Thunderstorm Asthma - Thunderstorm asthma has distinct characteristics compared to regular asthma, including: 1. Explosive onset with a rapid increase in patient numbers, leading to emergency room overcrowding [6]. 2. Higher severity, with rapid onset of bronchospasm and significant drops in blood oxygen levels, requiring urgent medical intervention [7]. 3. Broader attack surface, affecting not only diagnosed asthma patients but also those with pollen allergies or family histories of allergies [8]. 4. Clear and singular triggers, specifically thunderstorms coinciding with high pollen or mold concentrations [9]. 5. Delayed and recurrent risks, with potential for asthma attacks to occur 1 to 3 days after the thunderstorm [10]. Group 3: Prevention Strategies - Identifying at-risk populations is crucial, including individuals with a history of asthma, allergic rhinitis, or those with known pollen allergies [11]. - Awareness of high-risk months is essential, particularly from August to October in northern regions and March to May and July to September in southern regions [11]. - Daily protective measures include monitoring weather and pollen forecasts, minimizing outdoor activities during high pollen periods, and maintaining indoor cleanliness to reduce pollen exposure [12][13]. - For sensitive individuals, using air purifiers and adhering to prescribed medications during thunderstorms is recommended [14]. Group 4: Emergency Response - Immediate use of rescue medications, such as bronchodilators, is critical during an asthma attack triggered by thunderstorms [15]. - Monitoring blood oxygen levels and seeking emergency medical assistance if symptoms do not improve is vital [15].

Core Points - The article highlights the increasing prevalence of "thunderstorm asthma" during the autumn season, particularly in northern regions, due to frequent thunderstorms and rising allergen levels in the air [1][2] - It emphasizes the need for heightened awareness among individuals with pre-existing respiratory conditions, such as asthma and allergic rhinitis, as they are at higher risk during these weather events [1] Group 1 - Thunderstorm conditions can lead to the fragmentation of allergens like pollen and mold into smaller particles, increasing their inhalation risk [1] - The high-risk groups for "thunderstorm asthma" include individuals with asthma, hay fever, and those with weakened immune systems, such as children and the elderly [1] - Symptoms of "thunderstorm asthma" are similar to regular asthma but are more dangerous and can persist for 3 to 5 years in some patients [1] Group 2 - Medical professionals recommend preventive measures for susceptible individuals, including the use of antihistamines and carrying emergency asthma medications during thunderstorms [2] - Personal protective actions include keeping windows closed, avoiding outdoor activities, and wearing N95 masks and goggles if going outside [2] - After exposure, individuals should change clothes and wash their nasal passages and face to reduce the risk of allergen exposure [2]

Core Viewpoint - The article highlights the increasing incidence of thunderstorm asthma, particularly after heavy rain, and emphasizes the need for public awareness and preventive measures against this health risk [1]. Group 1: High-Risk Groups - Individuals with a history of thunderstorm asthma are at higher risk [4]. - Those diagnosed with asthma and have known allergies to pollen or mold are also vulnerable [4]. - People with pollen allergies or a family history of allergic diseases should be cautious [5]. - Even individuals without a prior asthma diagnosis may experience thunderstorm asthma, indicating a broader risk [5]. Group 2: Warning Signals - Meteorological warnings indicate that the 6-24 hours before a thunderstorm is a high-risk period due to rising pollen levels [7]. - Physical warning signs include nasal congestion, runny nose, and itchy eyes, which can escalate to wheezing and chest tightness [8]. - Environmental cues such as a musty smell after rain may signal a spike in mold spores [8]. - A collective outbreak can be suspected if multiple individuals in the same area exhibit respiratory symptoms [8]. - Air quality monitoring showing a spike in PM2.5 and allergen levels serves as an additional warning [8]. Group 3: Preventive Measures - It is crucial for high-risk individuals to check weather forecasts, especially regarding air quality and pollen levels during the autumn thunderstorm season [10]. - During thunderstorms, it is advisable to stay indoors and wear N95 masks or pollen-blocking masks when going outside [10]. - Regular cleaning to reduce indoor allergens like dust mites and mold, along with using air purifiers, is recommended [10]. Group 4: Emergency Response - Recognizing symptoms such as wheezing, chest tightness, and dry cough is essential for quick response during an asthma attack [11]. - Adjusting body position to a sitting or slightly forward-leaning posture can aid breathing [11]. - Asthma patients should follow medical advice regarding medication and keep emergency inhalers readily available [11]. - Maintaining calmness and seeking immediate medical attention if symptoms worsen or if there is confusion or severe breathing difficulty is critical [13].

Group 1 - The term "thunderstorm asthma" has gained public attention following recent severe weather events, particularly in Shanxi and Chongqing, where hospitals reported a surge in patients exhibiting symptoms such as severe coughing and difficulty breathing, predominantly among children, pregnant women, and young adults [1][2] - Thunderstorm asthma occurs when lightning causes pollen particles to break into smaller fragments, making them easier to inhale and potentially triggering acute asthma attacks, with symptoms including coughing, wheezing, and severe respiratory distress [1][2] - The interplay between thunderstorms and pollen highlights the complex relationship between climate change and public health risks, as extreme weather events can exacerbate respiratory and cardiovascular diseases, particularly in urban areas [1][2] Group 2 - Addressing health risks from extreme weather requires a multidisciplinary and interdepartmental approach, including enhanced monitoring of allergens by meteorological departments and improved emergency response capabilities within healthcare systems [2] - Public awareness of new health risks like thunderstorm asthma is insufficient, indicating a need for increased education and preventive measures, as evidenced by past incidents in places like Melbourne, Australia [2] - Long-term prevention of health risks associated with extreme weather necessitates ongoing improvements in the overall ecological environment, emphasizing the importance of individual actions towards sustainable living and environmental protection [3]

Core Viewpoint - The increase in "thunderstorm asthma" cases following thunderstorms poses significant health risks, particularly for individuals with a history of asthma or allergic conditions. Preventive measures are emphasized over treatment for at-risk populations [1][3]. Group 1: Health Risks - Hospitals have reported a surge in "thunderstorm asthma" patients, especially in emergency departments during nighttime [1]. - Studies indicate that 36% to 56% of "thunderstorm asthma" patients did not have a prior asthma diagnosis, highlighting the need for awareness among those with allergic conditions [1]. Group 2: Preventive Measures - Experts recommend that individuals with allergic conditions, such as allergic rhinitis, should also take precautions during thunderstorms, as these conditions can trigger asthma symptoms [3]. - It is advised to avoid outdoor activities during high pollen concentration periods, particularly from 10 AM to 4 PM [5].

Core Viewpoint - The article highlights the increasing risk of thunderstorm asthma due to frequent thunderstorm weather, emphasizing the need for public awareness and preventive measures against this serious health threat [1][2]. Group 1: Thunderstorm Asthma Overview - Thunderstorm asthma occurs when strong winds during thunderstorms disperse allergens like pollen and mold into the air, breaking them into smaller particles that can be easily inhaled [1]. - Symptoms of thunderstorm asthma are similar to regular asthma but can be more severe and potentially life-threatening, with symptoms lasting longer and possibly recurring for years after the initial event [1]. Group 2: Prevention Measures - Individuals with allergies should monitor weather forecasts, especially pollen counts, and limit outdoor activities before and after thunderstorms [2]. - Using air purifiers and keeping windows closed can help reduce indoor allergen concentrations during thunderstorms [2]. - Regular cleaning of homes to prevent mold growth and dust accumulation is essential for minimizing indoor allergens [2]. Group 3: Emergency Response - In case of an asthma attack, it is crucial to use emergency medications like budesonide/formoterol or albuterol immediately, with a recommendation to inhale every 20 minutes if symptoms persist [2][3]. - Maintaining an upright position and staying hydrated can help keep airways open during an asthma attack [3]. - If symptoms worsen, seeking medical attention is vital, and patients should continue using emergency medications while en route to the hospital [3].

Weather and Health Advisory - The weather forecast indicates light fog or mist during the day with rain in the western and northern regions, and a maximum temperature of 29°C [1] - There is a warning for "thunderstorm asthma" due to high pollen levels, with pollen concentration in Beijing reaching the highest level for 15 consecutive days [3] Vaccination and Health Measures - Beijing has officially started the flu vaccination program on September 10, targeting specific groups including seniors aged 60 and above, students, and frontline workers [5] - The city is also conducting inspections on electric bicycles to address issues related to speed limit modifications and illegal modifications, with potential penalties for involved stores [7] Events and Cultural Developments - The 2025 China International Service Trade Fair opened at Shougang Park, attracting over 107,800 visitors on its first day [11] - The upcoming opening of the Qunfang Comprehensive Transportation Hub is expected to provide a venue for outdoor events, including lawn weddings [13] - The reopening of Longfu Temple on September 17 aims to attract a younger audience with diverse cultural offerings [17]

Core Viewpoint - The article highlights the increasing risk of thunderstorm asthma due to frequent thunderstorm weather, emphasizing the need for public awareness and preventive measures [1][2]. Group 1: Thunderstorm Asthma Risks - Thunderstorm weather can lead to a significant increase in airborne allergens, such as pollen and mold, which can trigger severe asthma attacks [1]. - The particles generated during thunderstorms are typically 2 to 3 micrometers in diameter, making them easily inhalable and capable of causing acute allergic reactions [1]. Group 2: Prevention Measures - Individuals with a history of allergies should monitor weather forecasts, especially pollen counts, and limit outdoor activities during thunderstorms [2]. - Using air purifiers and keeping windows closed can help reduce indoor allergen concentrations during thunderstorm events [2]. - Regular cleaning of living spaces to prevent mold growth and dust accumulation is recommended to minimize indoor allergens [2]. Group 3: Emergency Response - In case of an asthma attack, it is crucial to use emergency medications like budesonide/formoterol or albuterol immediately, with a recommendation to inhale every 20 minutes if symptoms persist [2][3]. - Maintaining an upright position and staying hydrated can help ease breathing difficulties during an asthma attack [3]. - If symptoms worsen or do not improve, seeking immediate medical attention is essential, where further treatments may include intravenous corticosteroids or mechanical ventilation [3].